Home / 1,914,547.40-2,871,821.10-1,755,115.10

Finding the Fourth Proportional to 1,914,547.40, 2,871,821.10 and 1,755,115.10

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Solution

The fourth proportional to 1,914,547.40, 2,871,821.10 and 1,755,115.10 is: 2,632,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,547.40 : 2,871,821.10 = 1,755,115.10 : x
  2. Step 2: Convert to fraction form
    1,914,547.40/2,871,821.10 = 1,755,115.10/x
  3. Step 3: Cross multiply
    1,914,547.40x = 2,871,821.10 × 1,755,115.10
  4. Step 4: Simplify right side
    1,914,547.40x = 5,040,376,577,108.61
  5. Step 5: Solve for x
    x = 5,040,376,577,108.61/1,914,547.40
  6. Step 6: Final answer
    x = 2,632,672.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.